How Many Days In 2024 Are In A Century In Years. 2024 is a leap year with 366 days, which equals 8,784 hours or 31,622,400 seconds. If it is a four digit year (such as 2023), we add 1 to the first two digits (20+1= 21st century) to find out the century it.
Just type the number of centuries into the box and hit the calculate button. The year 2024 has 366 days.